Science

Thursday, 15 October 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Titan
Titan orbits Saturn every 15 days and 22 hours. Rotation around its axis is synchronized with the cycle period.
It travels around the planet at an average speed of 5.57 km/s, approaching it at its periapsis for a distance of 1,186,680 km and distancing at apoapsis for a distance of 1,257,060 km.
Snow
In 2008, there was a violent snowstorm in Afghanistan.
Temperatures there dropped to – 30 degrees Celsius, and up to 180 centimeters of snow fell in most o ...
Titan
Rains of liquid organic compounds, mainly methane, fall to the surface of the moon from clouds consisting of methane and ethane.
Typically, cloud cover does not exceed 1% of the moon's surface, but periodically it can increase up ...
Fungi
The fungus Ophiocordyceps unilateralis can take over ants.
Cordyceps species are parasitic fungi that live on animals - insect larvae or spiders - using them a ...
Moon
There are many theories about the formation of the Moon, but the most probable is that in the early days of the Solar System, the proto-Earth collided with a celestial body the size of Mars, and this impact generated enough energy to throw enough material into Earth's orbit to form the Moon.
Graphene
Although graphene consists of an element that is abundant on Earth, its production costs are high.
This is a major obstacle to graphene finding mass application in many fields. For now, only small amounts are produced.
Tears
Insincere or inauthentic regret is called “crocodile tears.”
The term derived from a belief that crocodiles cry to lure and devour their prey. It is untrue, howe ...
Mushrooms
Multicellular organisms are the most numerous group among fungi, but there are also single-celled fungi, like yeast.
A distinctive feature of fungi is the cell walls built of chitin. The fungus cell can be mononuclear ...
Earth
The length of the day on Earth is constantly increasing.
In the first million years of the Earth's existence, the day lasted only four hours. From the very b ...
Nicotine
Nicotine affects the human body in many different ways because it binds permanently and blocks the action of dozens of different types of enzymes.
In small doses, it has a stimulating effect on the body, causing increased secretion of adrenaline. ...